KEF Logo

click here to download a pdf of these specifications

Ci50R Applications

The Ci Series Ci50 Soundlight System is best suited where high quality background music and speech reinforcement applications require hi-fi performance such as:

Architectural Specifications

The Ci Series Ci50 Soundlight System comprises four satellite Ci50R 50mm full range speakers and a band pass, dual ported Ci50SW subwoofer with a 100mm, dual coil bass unit, and passive crossovers, for in-ceiling void installation.

System performance should meet or exceed the following criteria: frequency response 1 metre on-axis with swept sinewave shall be 62Hz to 20kHz, system sensitivity shall be at least 88dB for 2.83V@1m, both channels driven.
The system impedance shall be 4 ohms.

Installations

Soundlight installation diagram

Ci50 Soundlight Specifications

Frequency range 62Hz - 20kHz
Sensitivity (2.83v @ 1m) 88dB
Recommended amplifier power 10 - 100 W
Nominal impedance 4 Ohms (min. 3.2 ohms)
Crossover frequency 220Hz
Enclosure material (Subwoofer) MDF
Terminals terminal blocks up to Ø2.5mm (0.1”)
conductor
Dimensions (Full range)
(Subwoofer H x W x D)
Ø80 x 55 mm deep, Ø3 x 2.25 in. deep
342 x 180 x 104 mm, 13.5 x 7 x 4 in.
Net weight 4.14kg (9.1lbs) (System)